.carousel-inner img {
    width: 100%;
    height: 300px !important;
}

h4 {
    font-weight: bold;
}

.price {
    font-size: 22px;
    font-weight: bold;
    color: red;
    margin: 0 50px;
}

.size, .color {
    padding: 8px;
    border: 1px solid #d5d5d5;
    cursor: pointer;
}

.size:hover, .color:hover {
    border: 2px solid red;
}

.size_active {
    border: 2px solid red;
}

.color_active {
    border: 2px solid red;
}

.old_price {
    text-decoration: line-through;
    font-size: 18px;
}